Lutetium
Lutetium General
Name:Lutetium | Symbol:Lu |
Type:Rare Earth, Lanthanides | Atomic weight:174.96 |
Density @ 293 K:9.85 g/cm3 | Atomic volume:17.78 cm3/mol |
Discovered:
1907 |
Lutetium States
State (s, l, g):solid | |
Melting point:1929.2 K | Boiling point:3600 K |
Lutetium Energies
Specific heat capacity:0.15 J/gK | Heat of atomization:kJ/mole atoms |
Heat of fusion:18.60 kJ/mol | Heat of vaporization :355.90 kJ/mol |
1st ionization energy:523.6 kJ/mole | 2nd ionization energy:1340 kJ/mole |
3rd ionization energy:2022 kJ/mole | Electron affinity:50 kJ/mole |
Lutetium Oxidation & Electrons
Shells:2,8,18,32,9,2 | Electron configuration:[Xe] 4f14 5d1 6s2 |
Minimum oxidation number:0 | Maximum oxidation number:3 |
Min. common oxidation no.:0 | Max. common oxidation no.:3 |
Electronegativity (Pauling Scale): 1.27 | Polarizability volume:21.9 Å3 |
Lutetium Appearance & Characteristics
Structure:hcp: hexagonal close pkd | Color:silvery-white |
Hardness: mohs | |
Harmful effects:
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Characteristics:
Uses: alloys |
Lutetium Reactions
Reaction with air:vigorous, => Lu2O3 | Reaction with 6 M HCl:mild, => H2, LuCl3 |
Reaction with 15 M HNO3:mild, => Lu(NO3)3 | Reaction with 6 M NaOH: |
Lutetium Compounds
Oxide(s):Lu2O3 | Chloride(s):LuCl3 |
Hydride(s):LuH2 LuH3 |
Lutetium Radius
Atomic radius:174 pm | Ionic radius (1+ ion):pm |
Ionic radius (2+ ion):pm | Ionic radius (3+ ion):100.1 pm |
Ionic radius (2- ion):pm | Ionic radius (1- ion):pm |
Lutetium Conductivity
Thermal conductivity:16.4 J/m-sec-deg | Electrical conductivity:16.7 1/mohm-cm |
Lutetium Abundance & Isotopes
Abundance earth's crust:-0.3 log | |
Abundance solar system:-1.435 log | |
Cost, pure:$16700 per 100g | |
Cost, bulk:$ per 100g | |
Source:
Monazite(phosphate),bastnaesite |
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Isotopes:
2 |
Lutetium Other
Other:
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